Home / 784,688.91-1,177,044.30-223,723.41

Finding the Fourth Proportional to 784,688.91, 1,177,044.30 and 223,723.41

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Solution

The fourth proportional to 784,688.91, 1,177,044.30 and 223,723.41 is: 335,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,688.91 : 1,177,044.30 = 223,723.41 : x
  2. Step 2: Convert to fraction form
    784,688.91/1,177,044.30 = 223,723.41/x
  3. Step 3: Cross multiply
    784,688.91x = 1,177,044.30 × 223,723.41
  4. Step 4: Simplify right side
    784,688.91x = 263,332,360,103.15
  5. Step 5: Solve for x
    x = 263,332,360,103.15/784,688.91
  6. Step 6: Final answer
    x = 335,588.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.